To discuss your requirements with an advisor please call us on 01933 418120Window Envelopes are Suitable for mass mailing, where similar documents like circulars, invoices, dividend warrants, certificates are to be mailed to a huge number of destinations. You do not need to type address’s on the envelopes because the address typed on documents themselves will appear from the envelopes window. The size, placement and number of windows on any envelope may be as per your requirement; however standard size window envelopes are readily available. These Envelopes may be of open end or open side for bulk buyers/ consumers printing facility from single to multi colour is available. Window envelopes may also be made with security tint for extra safety of your documents.